Results 31 to 40 of about 18,475 (222)

Comparison of Membrane Characteristics between Freshly Ejaculated and Cryopreserved Sperm in the Chicken

open access: yesThe Journal of Poultry Science, 2016
Cryopreserved sperm undergoes serious damage which affects its fertilizing ability. Despite progress in understanding the nature of functional deterioration in mammalian sperm, little is known about the mechanism involved in the induction of functional ...
Ai Ushiyama   +3 more
doaj   +1 more source

Rising trends in the use of frozen dog sperm: a retrospective study in Belgium and the Netherlands

open access: yesFrontiers in Veterinary Science
IntroductionSperm cryopreservation is a valuable technique for storing valuable canine genetics. However, little is known concerning the fate of frozen sperm stored in a sperm bank.
Guillaume Domain   +8 more
doaj   +1 more source

The Effect of Semen Cryopreservation Process on Metabolomic Profiles of Turkey Sperm as Assessed by NMR Analysis

open access: yesBiology, 2022
Semen cryopreservation represents the main tool for preservation of biodiversity; however, in avian species, the freezing–thawing process results in a sharp reduction in sperm quality and consequently fertility.
Gianluca Paventi   +8 more
doaj   +1 more source

CRYOPRESERVATION OF REPRODUCTIVE PRODUCTS AS AN EFFECTIVE METHOD FOR PRESERVING THE BIODIVERSITY OF STURGEON FISH SPECIES (REVIEW)

open access: yesRibogospodarsʹka Nauka Ukraïni, 2016
Purpose. In recent years, cryopreservation of reproductive products has widely been used as one of the accessible and in some cases the only ways of preserving and supporting the number of endangered fish species including sturgeon fish species ...
I. Kononenko, V. Bekh
doaj   +1 more source

Cryopreservation of epididymal sperm

open access: yesMolecular and Cellular Endocrinology, 2000
The advent of ICSI and the perfecting of freezing protocols for sperm samples that in the pre-ICSI era would not have been frozen, allows now routine cryopreservation of epididymal sperm regardless of their quality and quantity. There are two methods to retrieve epididymal sperm: microsurgical epididymal sperm aspiration (MESA) and percutaneous ...
openaire   +2 more sources

The protective effect of endogenous melatonin on gilthead seabream sperm during cryopreservation [PDF]

open access: yes, 2023
Cryopreservation is widely used for artificial reproduction techniques (ART) but requires good gamete quality to succeed. Considering the endogenously produced melatonin by the fish and its protective role in the organism, the objective of this ...
F. Félix   +9 more
core   +1 more source

Effect of Honey, Coenzyme Q10, and β-Carotene/α-Tocopherol as Novel Additives in Rabbit-Sperm Cryopreservation Extender

open access: yesAnimals, 2023
The effectiveness of rabbit-sperm cryopreservation is still below average compared to other domestic species. After the sperm cryopreservation process, post-thawing parameters like motility and membrane integrity are significantly compromised. The use of
Jaume Gardela   +7 more
doaj   +1 more source

The legacy of sperm banking: how fertility monitoring and disposal of sperm are linked with views of cancer treatment

open access: yes, 2011
Background: sperm banking is recommended for all men before cancer treatment, which carries a risk of long-term gonadal damage. However, relatively few men take up the offer.
Arden-Close, Emily   +9 more
core   +1 more source

Effects of cryopreservation on the ultrastructure and enzyme activities of rare minnow (Gobiocypris rarus) sperm

open access: yesAquaculture Reports
In the process of testing the Chinese rare minnow (Gobiocypris rarus) sperm motility before and after cryopreservation, it was found that sperm motility decreased significantly after cryopreservation.
Qing Zhang   +6 more
doaj   +1 more source

Reproductive Challenges of the Ageing Female: A Comprehensive Narrative Review

open access: yesBJOG: An International Journal of Obstetrics &Gynaecology, EarlyView.
ABSTRACT Changes in societal norms over the last few decades have resulted in novel family planning trends, notably delayed childbearing and increased maternal age at the birth of the first child. Despite advances in reproductive medicine, ageing poses significant challenges.
Sofia Bitzika   +6 more
wiley   +1 more source

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